2 years ago

Someone mind helping out?

Mathematics

1 answer:

soldier1979 [14.2K]2 years ago

6 0

Answer:

15 ft

Step-by-step explanation:

Pythagoras formula for a triangle with a 90 degree angle :

a^2 + b^2 = c^2

c is the side opposite of the 90 degree angle. exactly or situation here.

=> 9^2 + 12^2 = x^2

=> 81 + 144 = x^2 = 225

=> x = sqrt(225) = 15

You might be interested in

Solve on the interval [0,2pi):<br>3 sec x-1 = 2

Lelechka [254]

Answer:

Step-by-step explanation:

3 0

2 years ago

When comparing the results of multiplying polynomials using the horizontal method and the vertical method, ____________. the ver

Anni [7]

Answer:

The result will always be the same

Step-by-step explanation:

3 0

2 years ago

Read 2 more answers

the length of a rectngle is 8/3 times as great as its widthwhat is the width if the length of a rectangle is 24 ft.

laila [671]

L=(8/3)W = 24 ft. Solving for W, we mult. both sides of this eqn by (3/8), obtaining

W = (3/8)(24 ft) = 9 ft (answer)

4 0

2 years ago

Find the third number if their average is 6 and two of them are 6 and 7

lorasvet [3.4K]

Answer:

Step-by-step explanation:

If their average is 6 and there are three numbers in total, the total sum of the three numbers would be:

6×3 = 18

You know that two of them is 6 and 7, so you can find the last number easily.

18-6-7 = 5

8 0

2 years ago

Read 2 more answers

Help a girl out please!

NeX [460]

Even function
(unchanged under reflection over y-axis)

Hope this helped :)

4 0

1 year ago